the sheriff identified the shooter at jacob tyler roberts. his ex-girlfriend tells abc news he was never the violent type but something changed about him in recent weeks, all of a sudden he seemed numb. dan springer is live at the mall. what more do we know about the victim? >> reporter: well, gretchen, heartbreaking stories but let's talk about the good news, that is that the one surviving victim is doing a lot better, she's very lucky to to be alive basedn where the bullet hit her. kristina shevchenko is in serious condition but expected to make a full recovery. the bullet went through her back, came out her chest and bruised her lung. we're learning more about the two killed. 45-year-old steven forsyth married with two kids, he owned a kiosk in the mall, a side job that was supposed to last through the holidays. and 54-year-old cindy ann yuille was a hospice nurse christmas shopping for her stepson. >> cindy was an amazing hospice nurse, she spent her life helping others transition to the end of life and her family never got to say good-by